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2??????
3???????
4????????????
5???????????
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???????????,????????????????????????13?????????????????,??,???????
??????????:9000???????????
??????9000????????????????????????,???5%????????????20%?????,??????90?????,????2500???,??60%??????????
??? ????????????????????:??????????,???????????,??????????????,??????????200????
?:???????????
???????????????????,??????????????????????,????????????45%????????????21%,??????????11????????????
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?????:?????????
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